(chemistry) any of a class of cyclic α-diketones which exist as enols
diphosgene
diphosgene
noun
(organic chemistry) The highly chlorinated ester trichloromethyl chloroformate that is used in organic synthesis, and was once used as a military poison
disphenoid
disphenoid
adj
(mineralogy) Of or pertaining to a crystal form bounded by eight scalene triangles arranged in pairs, constituting a tetragonal scalenohedron.
(mineralogy) Of or pertaining to a wedge-shaped crystal form of the tetragonal or orthorhombic system.
noun
(geometry) A non-regular tetrahedron whose four faces are congruent acute-angled triangles.
displenish
displenish
verb
(Scotland, transitive) To deprive or strip, as a house of furniture, or a barn of stock.
disulphone
docentship
duennaship
duennaship
noun
The role or status of duenna.
dysphrenia
endophasia
endophasia
noun
Internal speech that is not vocalized.
endophasic
endophasic
adj
Being or pertaining to endophasia (internal, unvocalized speech).
endosiphon
euphonised
euphonised
verb
simple past tense and past participle of euphonise
friendship
friendship
noun
(countable) A friendly relationship, or a relationship as friends.
(uncountable) Good will.
(uncountable) The condition of being friends.
headspring
headspring
noun
(gymnastics) A move in which the gymnast places both hands on the mat with the top of the head about 6 inches in front, pushes off with the hands while flipping the legs overhead, and lands on the feet.
A fountainhead; a source.
A spring that sits at the top of a mechanism, pushing the internal parts inward.
verb
(gymnastics) To perform a headspring.
hesperidin
hesperidin
noun
(biochemistry) a flavanone glycoside found in citrus fruit
hyphenised
hypnotised
hypnotised
verb
simple past tense and past participle of hypnotise
maidenship
maidenship
noun
(obsolete) The state of being a maiden.
midshipmen
midshipmen
noun
plural of midshipman
nymphoides
pandership
pandership
noun
(obsolete) The work of a pander; pimping.
phantasied
phantasied
adj
Dated form of fantasied.
verb
simple past tense and past participle of phantasy
philanders
philanders
noun
plural of philander
verb
Third-person singular simple present indicative form of philander
pistonhead
pondfishes
pondfishes
noun
plural of pondfish
siphonated
siphuncled
siphuncled
adj
(zoology) Having a siphuncle; siphunculated.
sphenoidal
sphenoidal
adj
Synonym of sphenoid
sphenopsid
sphenopsid
noun
Any horsetail of the former order Sphenopsida, now Equisetopsida
spheradian
sphindidae
sphingidae
sphyraenid
sphyraenid
noun
(zoology) Any barracuda in the family Sphyraenidae.